What was found
BAGGAGE DOOR WARNING WHILE CLIMBING THROUGH 11,000 FT. RETURNED TO DEPARTURE. DESCENDING THROUGH 5000 FT, PRESSURIZATION DROPPED. ON ARRIVAL, AFT BAGGAGE DOOR HANDLE WAS EXTENDED. INSPECTED DOOR HANDLE LOCK, MACHANISM, NO DEFECTS NOTED. ACCOMPLISHED AFT BAGGAGE DOOR, OPS TEST IAW AMM 52-31-00-710-801, DOOR OPS NORMAL, NO DEFECTS NOTED. RETURNED TO SERVICE.